Desktop charger



FIG. 1 is a perspective front view for a desktop charger showing our new design;

FIG. 2 is a perspective rear view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a desktop charger, as shown and described. 